#include <iostream>
#include<cstring>
#include<assert.h>
using namespace std;
struct S
{
    int n;
    int arr[0];
};
int main()
{
    struct S* ps = (struct S*)malloc(sizeof(struct S) + 40);

    ps->n = 100;
    int i = 0;
    for (i = 0; i < 10; i++)
    {
        ps->arr[i] = i + 1;
    }
    return 0;
}